Security readout for executives and security teams
Plain-English summary
A WordPress plugin used to display library bookshelves can let a logged-in Contributor or higher plant JavaScript in site content. That script may run for visitors or administrators who view the affected page. The issue is moderate because it requires a privileged account, but it can still support credential theft, session abuse, or content manipulation.
Executive priority
Treat as a routine but timely WordPress remediation item. Prioritize sites with many content contributors, weak account controls, or administrator workflows that review user-submitted pages.
Technical view
Library Bookshelves for WordPress is vulnerable to stored XSS through the bookshelf shortcode in versions up to and including 5.10. The flaw is insufficient sanitization and output escaping of shortcode attributes. CVSS is 6.4, CWE-79, with low privileges required and changed scope.
Likely exposure
Exposure is likely limited to WordPress sites running Library Bookshelves 5.10 or earlier where Contributor-level or higher users, including compromised accounts, can create shortcode content.
Exploitation context
The supplied sources do not show CISA KEV listing or active exploitation. Exploitation requires authenticated Contributor-plus access and a page containing malicious shortcode attributes that later gets viewed.
Researcher notes
The source bundle identifies the vulnerable surface as the bookshelf shortcode and attributes, but does not provide exploit artifacts. The WordPress Trac changeset is relevant for fix review, but release packaging should be confirmed against vendor guidance.
Mitigation direction
- Update Library Bookshelves beyond version 5.10 if a vendor release is available.
- Review vendor and Wordfence guidance for the exact fixed release.
- Restrict Contributor-level publishing rights to trusted users only.
- Audit existing posts and pages containing bookshelf shortcodes.
- Remove or sanitize suspicious shortcode attributes before republishing content.
Validation and detection
- Inventory WordPress sites for the Library Bookshelves plugin and installed version.
- Confirm whether any installation is running version 5.10 or earlier.
- Review Contributor-plus accounts for unnecessary or stale access.
- Inspect bookshelf shortcode usage in content created by lower-privileged users.
- Verify updated plugin code sanitizes attributes and escapes output.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-79: User-session and phishing behavior lookup
Client-side and session-facing weaknesses should be reviewed alongside initial-access and user-execution behaviors. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2024-13464 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 6.4 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N3.12.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
6.4MediumVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Source materials
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.